Fixed a typo in the word 'exuecute'
try to secure the access key
Merge pull request #22 from cloudfoundry-incubator/travis5

try to secure the access key
This should also fix the HEAD build... I hope
Merge pull request #23 from krook/fixtypoes

Fixed a typo in the word 'exuecute'
Fixed typos, made 'Administration UI' consistent.
Added spaces in 'CloudFoundry', standardized 'Administration UI'.
Merge pull request #24 from krook/fix_typoes

Fixed typoes, made "Cloud Foundry" and "Administration UI" consistent.
Support application management

This patch includes the following features:
(1). Start an app through Admin-UI
(2). Stop an app through Admin-UI
(3). Restart an app through Admin-UI
Add application management support

Refine the code according to Russell's comments